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Every person in the world has different DNA to some extent. Humans all share 99.99% identical DNA, but there are certain groups of genetic markers that scientists have found that differ between each individual. A multitude of these groups are evaluated in both a sample from a crime scene and a control (taken from a subject) and these markers are compared. If a predtermined amount of these markers match, the DNA is considered a match. The accuracy of this is very good. The accuracy is in the 1:10,000,000,000 (10 billion).

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14y ago
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11y ago

The sequence and fragmentation pattern of a person's DNA is unique to that individual.

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Buntou Dim

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2y ago
gggyyy

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14y ago

by matching it with other fingerprints of previous suspects.

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12y ago

no one has the same fingerprint. And most if not all fingerprints were and are put in black ink and set on paper with the birth papers.

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13y ago

Because no 2 people have the same DNA except identical twins

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8y ago

No two people (except identical twins) have the same DNA.

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14y ago

Each living animal has a unique DNA pattern. The billions of possible combinations make it unlikely to ever be duplicated in another living being for all eternity.

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14y ago

Each persons fingerprint is different.

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Q: Why can DNA be used to identify people?
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Related questions

DNA fingerprinting is used to identify individuals by?

analyzing sections of DNA


Common uses for DNA testing?

DNA testing is used to identify things.


Can hair be used to absolutely identify as the criminal?

Only the root of the hair can be used. It has living cells which have DNA in their nuclei. This can bee used to identify someone as we all have unique DNA .


What do forensic scientist use to identify people?

DNA


What part of speech is the word DNA?

The word DNA is a noun. It is a substance used to identify a person.


What is the test used to identify individuals by anazlyzing sections of DNA?

DNA Fingerprinting. and ur welcome


Whose DNA was used to identify Osama bin Laden?

Since DNA is unique to each person, I'd say they used his own DNA.


What part of speech is DNA?

The word "DNA" is a noun. It is a substance unique to each living person that can be used to identify them.


Why is DNA such an important chemical?

DNA or deoxy ribonucleic acid is such an important chemical because,it could be used to identify a person,and you are what your DNA is.Thank you!


Are there people with identical DNA aside from identical twins?

They have as much chance of having twins as anyone else, regardless of who their partner is.


What can't DNA profiling be used for?

DNA profiling is used by forensic experts to identify an individual. This technique is mostly used for parental testing and crime investigation.


How is chromatography used in DNA mapping to identify a criminal in a murder case?

Chromatography is an important tool in DNA mapping. It can be used to match any DNA to previous DNA that is already on record from other crimes.